The Ring,retaining, cataloged under National Stock Number 5325-01-144-9085, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Eaton Aerospace Llc Sterer Engineering Morgan Actuators. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Ring,retaining |
| FSC / FSG | 5325 — Fastening Devices (FSG 53) |
| Manufacturers | Eaton Aerospace Llc Sterer Engineering Morgan Actuators (CAGE 52906) |
| Parameter | Value |
|---|---|
| NSN | 5325-01-144-9085 |
| Primary Part Number | TYB-23 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Eaton Aerospace Llc Sterer Engineering Morgan Actuators |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| TYB-23 PRIMARY | Eaton Aerospace Llc Sterer Engineering Morgan Actuators (USA) |
| Reference | Meaning |
|---|---|
| TYB-23 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| TY-23M | 3/9 Design control — primary reference Eaton Aerospace Llc Sterer Engineering Morgan Actuators |
| N5000-56 | 5/9 Secondary reference Eaton Aerospace Llc Sterer Engineering Morgan Actuators |
| D1060 ITEM 50 | 5/9 Secondary reference Eaton Aerospace Llc Sterer Engineering Morgan Actuators |
| TYB-23 | C/1 Advisory reference — outside the item-of-supply concept Abb Installation Products Inc |
NSN 5325-01-144-9085 is a Ring,retaining, manufactured by Eaton Aerospace Llc Sterer Engineering Morgan Actuators, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-144-9085 has 1 manufacturer part number on file: TYB-23 (Eaton Aerospace Llc Sterer Engineering Morgan Actuators).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.